fruits_list  = {
    "苹果": 100,
    "香蕉": 150, 
    "橙子": 200
}
#计算所有商品的总销售额
fru_price = {
    "苹果": 100,
    "香蕉": 150, 
    "橙子": 200
}
num = 0
for key in fruits_list:
    num += fru_price[key]
print(f"总销售额为：{num}")
#找出销售额最高的商品及其销售额
